Mitsubishi Electronics WD720U Projection Television User Manual


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EN-17
Basic operation
Power-on
1. Turn on the device connected to the projector first.
2. Plug the power cord in the wall outlet.
• ThePOWERindicatorlightsup.
• Ifthepowercordisunpluggedfromthewall
outlet before the projector is cooled down
completely after use, the fans may start rotating
when the power cord is plugged in next time
and the POWER button may not function. In this
case, wait for the fans to stop and press the
POWER button to light the indicator.
3. Press the POWER button on the control panel or
the ON button on the remote control.
• Itmaytakeaboutoneminuteforthelampto
light up.
• Thelampoccasionallyfailstolightup.Waita
few minutes and try to light the lamp again.
• AfterthePOWERbuttonispressed,theimage
may flicker before the lamp becomes stable.
This is not a product malfunction.
• RegardlessofthesettingofLampModeinthe
Installation menu, the Standard lamp mode is
activated by default whenever the projector
is turned on. The Lamp Mode is set to either
Standard or Low depending on the setting last
selected, and you cannot switch the Lamp
Mode in about one minute after the lamp is on.
Indicator
Condition
STATUS POWER
Stand-by - Red
When the lamp is on. Green Green
Important:
• Ifthelampexceptionallyturnedoffduetothe
power interruption or voltage drop, it can happen
that the lamp does not turn on even if you switch
again the power supply on. In that case, please pull
the electric cord out of the consent and put it again
intheconsentabout10minuteslater.
• Donotcoverthelenswiththelenscapwhilethe
lamp is on.
• TheprojectorstartswarmingupwhenthePOWER
button is pressed. During the warm-up process,
images may appear dark and no commands are
accepted.
• Byblinkingred,theSTATUSindicatorindicatesthat
the lamp should be replaced soon. Replace the
lamp when the STATUS indicator blinks red. (See
page 53 and 57.)
• Imagesmaynotbeprojectedwithgoodqualityin
an extremely hot or cold environment. (This is not a
product malfunction.)
• Inordertoensurethesafetyincaseoftroublewith
the projector, use an electrical outlet having an
earth leakage breaker to supply the power to the
projector. If you do not have such outlet, ask your
dealer to install it.
4. Adjust the focus by turning the focus ring.
5. Choose your desired external input source using
the COMPUTER, HDMI, LAN DISP., USB DISP.,
VIEWER, VIDEO, or S-VIDEO button.
• Theinputsourceisswitchedbetween
Computer1, Computer2, HDMI, LAN Display,
USB Display, and PC Less Presentation at every
press of the COMPUTER button on the control
panel.
• TheinputsourceisswitchedbetweenVideoand
S-Video at every press of the VIDEO button on
the control panel.
• WhenpressingtheCOMPUTER(1or2),HDMI,
LAN DISP., USB DISP., VIEWER, VIDEO, or
S-VIDEO button on the remote control, the input
source switches directly as the button pressed.
• Youcannotchangetheinputsourcewhilethe
menu is being displayed.
• WhenComputerischosenasthesource,
images supplied from the computer may flicker.
Press the or button on the remote control
to reduce flicker, if it occurs.
• Toavoidpermanentlyimprintingaxedimage
onto your projector, please do not display the
same stationary images for long period.
ON
ASPECT
EFFICIENT
MODE
MAGNIFY
KEYSTONE
VOL
UP
3D
DOWN
STANDBY
MENU
FREEZE
AUTO
POSITION
AV
MUTE
ENTER
1
2
COMPUTER
VIDEO
VIEWER
UNPLUG
S-VIDEO
USB DISP.
LAN DISP.
DVI
HDMI
5
4
6
5
3
1, 2
3, 1, 2
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